2568390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 6918912

約数和(自身を除く): 4350522

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 129, 165, 181, 215, 258, 330, 362, 430, 473, 543, 645, 905, 946, 1086, 1290, 1419, 1810, 1991, 2365, 2715, 2838, 3982, 4730, 5430, 5973, 7095, 7783, 9955, 11946, 14190, 15566, 19910, 23349, 29865, 38915, 46698, 59730, 77830, 85613, 116745, 171226, 233490, 256839, 428065, 513678, 856130, 1284195, 2568390]

約数ペア:

[(1, 2568390), (2, 1284195), (3, 856130), (5, 513678), (6, 428065), (10, 256839), (11, 233490), (15, 171226), (22, 116745), (30, 85613), (33, 77830), (43, 59730), (55, 46698), (66, 38915), (86, 29865), (110, 23349), (129, 19910), (165, 15566), (181, 14190), (215, 11946), (258, 9955), (330, 7783), (362, 7095), (430, 5973), (473, 5430), (543, 4730), (645, 3982), (905, 2838), (946, 2715), (1086, 2365), (1290, 1991), (1419, 1810)]